leGPSBip can announce your altitude every 100m (configurable) while thermaling/sinking and both altitude and speed when you’re getting ahead.

Trigger conditions and voice format are fully customisable, to give you perfectly tailored information only when you need it.

GPSBip demo
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Audio variometer

Solar powered, leGPSBip accompanies you everywhere without any further preparation, and its vocal announces replace a screen, allowing you to use it in multiple ways and situations, simply clipped on your helmet or risers.

Here, you can customize the vario parameters (threshold, sensitivity, frequency, …), among many others :